I thought I have finally been able to wrap my head around this structure, but it seems no, not really.
So I have seen this sentence:
But according to my native speaker friend, you cannot say:
However, he also said you can make the following sentence:
My thinking was that verb repeating kicks in when there is an object, but then he made this sentence:
Hence my questions:
- Does this mismatch come from the fact that 表达 is just a verb, while 讲话 is technically a verb + object, just like 游泳，吃饭，放假 etc.?
- Can I just say _表达_意思_表 without repeating the 达 part, as in 他_讲课讲_得好, 每年冬天我们_放假放_三个星期 etc.?